One afternoon Katie overhears Mr. G. say heas cutting off his ponytail and picking up a suit. Mr. G. in a "suit"? Something strange is going on. Of course, Suzanne (thinks she) knows exactly whatas going on: Mr. G. is looking for another job. The kids in 4A canat let Mr. G. leave! So they devise a plan to make sure he stays for good. But when Katie turns into Mr. G., she discovers that she and her friends may have made their problem even worse . . .